4253326081181 has 2 divisors, whose sum is σ = 4253326081182. Its totient is φ = 4253326081180.

The previous prime is 4253326081159. The next prime is 4253326081211. The reversal of 4253326081181 is 1811806233524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3299853902500 + 953472178681 = 1816550^2 + 976459^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4253326081181 is a prime.

It is a super-2 number, since 2×4253326081181² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4253326081111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2126663040590 + 2126663040591.

It is an arithmetic number, because the mean of its divisors is an integer number (2126663040591).

Almost surely, 2^{4253326081181} is an apocalyptic number.

It is an amenable number.

4253326081181 is a deficient number, since it is larger than the sum of its proper divisors (1).

4253326081181 is an equidigital number, since it uses as much as digits as its factorization.

4253326081181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 276480, while the sum is 44.

The spelling of 4253326081181 in words is "four trillion, two hundred fifty-three billion, three hundred twenty-six million, eighty-one thousand, one hundred eighty-one".